CN110343549B

CN110343549B - Acid removing device of spray saturator

Info

Publication number: CN110343549B
Application number: CN201910517007.3A
Authority: CN
Inventors: 刘庆州
Original assignee: Zhejiang Kangtai Copper Co ltd
Current assignee: ZHEJIANG KANGTAI COPPER Co.,Ltd.
Priority date: 2019-08-18
Filing date: 2019-08-18
Publication date: 2021-05-18
Anticipated expiration: 2039-08-18
Also published as: CN110343549A

Abstract

The invention relates to the technical field of chemical equipment and discloses an acid removal device of a spray saturator, which comprises a device body and a gas outlet pipe, wherein the flow distribution device consists of a flow distribution ring, supports, supporting seats, rotating rods and scraping plates, the supports are annularly arranged in the flow distribution ring, the supporting seats are arranged at the end parts of a plurality of annular supports, the rotating rods are arranged on the supporting seats, and the scraping plates are arranged at the outer rings of the supporting seats. Through getting rid of the acid mist that coal gas smugglied secretly, make the water that generates after the reaction again through leaking the hole and drip to the splitter ring, make the even diffusion of water after the reaction to the coal gas outlet pipe on, get rid of the crystallization on the coal gas outlet pipe, can solve the problem that coal gas smugglied acid mist secretly on the one hand, on the other hand can solve the problem of coal gas outlet pipe blockage, make the speed of coal gas when discharging remain unanimous throughout, make coal gas and acidizing fluid fully take place the reaction simultaneously, thereby improve the quality that the inside crystallization of saturator produced, increase the granularity of crystallization.

Description

Acid removing device of spray saturator

Technical Field

The invention relates to the technical field of chemical equipment, in particular to an acid removal device of a spray saturator.

Background

The spraying saturator is mainly used for removing ammonia gas in coal gas and fusing the ammonia gas in the coal gas with mother liquor (strong acid) of the saturator for reaction, thereby generating ammonium sulfate crystals for use in industries such as agriculture, textile, leather and the like.

The working principle of the existing spray saturator is shown in figure 6, which mainly comprises an upper cyclone, a middle spray chamber and a lower crystallization tank, wherein a gas inlet of the saturator is used for spraying gas, the gas after absorbing ammonia enters into a cyclone separator between an outer sleeve and an inner sleeve along a tangential direction to remove liquid drops carried in the gas and is discharged from a central tube of the saturator gas, a mother liquor full flow tube is arranged at the lower part of the spray chamber to control the liquid level at the lower part of the spray chamber, the spray chamber is communicated with the crystallization chamber through a down flow tube, circulating mother liquor passes through the down flow tube from the bottom of the crystallization tank through the back flow action of a back flow tube at the bottom of the crystallization tank to classify ammonium sulfate crystal particles, large particle crystals are extracted from the lower part of the tank, small particle crystals rise to the top and return to the saturator along the full flow port of the crystallization tank, in order to maximally saturate the gas during the, the mother liquor spraying opening is required to be provided with a precise component, so that the mother liquor is in a mist shape in the spraying process and is fully saturated with injected coal gas, ammonia in the coal gas can be removed, the return stroke of the mother liquor and the coal gas outlet is short, the coal gas is easily discharged from the coal gas outlet pipeline along with acid mist in the discharging process, the acid mist is adhered to the coal gas pipeline and next-stage equipment, the acid mist is provided with corrosion equipment along with the increase of time, the corrosion phenomenon of the part of the equipment material affected by the acid falls off, the corroded material falls into a saturator is doped in crystals, the quality of the crystals is affected, meanwhile, the discharging of the acid mist also affects the acidity of the mother liquor, the acidity of the mother liquor cannot be maintained in the best environment for the generation of the crystals, the quality of the crystals is further reduced, and the distance between the coal gas outlet of the saturator the coal gas outlet and the full flow opening of the mother liquor, when the full flow port of the saturator is blocked or flows out unsmoothly, the liquid level of the mother liquor rises, the fluctuant liquid level splashes to the bottom of the gas outlet pipe to form crystal deposits, and in addition, the mother liquor particles are too small and are easily carried by the gas together with liquid drops to form the crystal deposits on the inner wall of the gas outlet pipeline to block the gas outlet pipeline.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the acid removal device of the spray saturator, which has the advantages of removing acid and keeping coal gas smooth and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides a spray saturator's deacidification device, includes the ware body, coal gas outlet pipe, and diverging device comprises splitter ring, support, supporting seat, dwang, scraper blade, the inside at the splitter ring is installed to the support ring form, the tip at a plurality of ring carrier is installed to the supporting seat, the dwang is installed on the supporting seat, the outer lane department at the supporting seat is installed to the scraper blade, and deacidification device comprises sleeve pipe, feed cylinder, decomposition layer, filter screen, diffluence pass, the feed cylinder intercommunication is in sheathed tube bottom, the inside at the feed cylinder is filled to the decomposition layer, the outside at the feed cylinder is installed to the filter screen, the hole that leaks has all been seted up to the bottom of filter screen and feed cylinder, the difflue.

Preferably, the support is provided with a vent hole, the scraper plate is provided with a through hole, the scraper plate is positioned above the splitter ring, the end part of the scraper plate is in a blade shape, the outside of the splitter ring is provided with a plurality of notches, and the splitter ring is inclined downwards.

Preferably, two groups of positioning seats are installed on the inner wall of the shunting ring, threaded rods are installed in the two groups of positioning seats, supporting rods are connected between the two groups of positioning seats, a positioning sleeve is connected to the side face of each positioning seat, and the positioning sleeve is connected with the outer wall of the sleeve.

Preferably, a limiting block is installed on the positioning sleeve, a screw rod is connected to the limiting block through threads, one screw rod is connected with two limiting blocks, and a cover plate is installed at the top end of the sleeve.

The invention has the following beneficial effects:

1. this deacidification device of fountain saturator, through the reposition of redundant personnel hole, make the acid mist that coal gas smugglied secretly and the chemical reaction takes place for the decomposition layer, thereby get rid of the acid mist that coal gas smugglied secretly, make the water that generates after the reaction again through leaking on the hole drips to the splitter ring, make the even diffusion of water after the reaction to the coal gas outlet pipe on, get rid of the crystallization on the coal gas outlet pipe, can solve the problem that coal gas smugglied acid mist secretly on the one hand, on the other hand can solve the problem of coal gas outlet pipe blockage, make the speed of coal gas when discharging remain unanimous all the time, make coal gas and acidizing fluid fully take place the reaction simultaneously, thereby improve the quality that the inside crystallization of saturat.

2. This deacidification device of fountain saturator, the blade design through the oblique shape design of splitter ring and scraper blade, make coal gas at the in-process that rises, the velocity of flow that utilizes coal gas rotates the scraper blade, make the scraper blade evenly strike off the pipe wall with the moisture on the splitter ring on, make the pipeline inner wall homoenergetic of every position to be passed through by rivers, thereby utilize rivers to get rid of the crystallization (the crystallization can be got rid of under the normal atmospheric temperature again to water), make the speed of coal gas when the discharge remain unchanged, it is in a stable state work all the time to keep the saturator, further improve the quality that the crystallization generated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the shunt ring;

FIG. 3 is an enlarged schematic view of the acid removal device of FIG. 1;

FIG. 4 is a schematic view of the inner structure of the positioning base;

FIG. 5 is a schematic bottom view of the strainer;

fig. 6 is a schematic structural diagram of a conventional saturator.

In the figure: 1. a body; 2. a gas outlet pipe; 3. a shunt ring; 4. a support; 5. a supporting seat; 6. rotating the rod; 7. a squeegee; 8. a vent hole; 9. a through hole; 10. positioning seats; 11. a threaded rod; 12. a support bar; 13. a positioning sleeve; 14. a sleeve; 15. a charging barrel; 16. a decomposition layer; 17. filtering with a screen; 18. a shunt hole; 19. a limiting block; 20. a screw; 21. a cover plate; 22. and (4) water leakage holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an acid removing device of a spray saturator comprises a device body 1 and a gas outlet pipe 2, wherein the flow dividing device is composed of a flow dividing ring 3, a support 4, a support seat 5, a rotating rod 6 and a scraper 7, the support 4 is annularly installed inside the flow dividing ring 3, the width of the support 4 is gradually reduced, the resistance of the support 4 to gas discharge is reduced, and the support seat 5 is fixed, so that the stable state of the support seat 5 is kept unchanged all the time in the using process, the stability of the flow dividing device in the using process is improved, the support seat 5 is installed at the end parts of a plurality of annular supports 4, the rotating rod 6 is installed on the support seat 5, the rotating rod 6 can make circular motion on the support seat 5, so that the rotating rod 6 can drive the scraper 7 to rotate, the scraper 7 is installed at the outer ring of the support seat 5, and the generated flow rate can drive the scraper 7 to make circular motion along the axis, when water flow drops on the splitter ring 3, when the scraper 7 scrapes off the water flow to the outer ring of the splitter ring 3, because the outer ring of the splitter ring 3 is provided with a notch, when the water flow flows to the notch, the water flow can drop downwards through the notch and just can be diffused to the pipe wall, so that the water flow reacts with crystals to dissolve crystals on the pipe wall, and the dissolved crystals fall into the saturator, on one hand, the problem of pipeline blockage is solved, the flow rate of gas during discharge is consistent with the initial state, on the other hand, the problem of adsorption on the pipe wall of the crystals is solved, resource waste is caused, the dissolved crystals fall back into the saturator again, so that resources are utilized, the cost of the saturator during crystallization is saved, the acid removing device is composed of a sleeve 14, a feed cylinder 15, a decomposition layer 16 which is calcium carbonate or sodium bicarbonate, a filter screen 17 and a splitter hole 18, the feed cylinder 15 is communicated with the bottom end of the sleeve 14, the charging barrel 15 is communicated with the sleeve 14, the decomposing layer 16 can be filled into the charging barrel 15 through the sleeve 14, so that the decomposing layer 16 in the charging barrel 15 always has the effect of decomposing acid mist, when gas is discharged, even if the gas is entrained with the acid mist to rise, the gas can be decomposed by the decomposing layer 16 to generate water and carbon dioxide, the generated water flows are diffused to the inner wall of the pipeline through the shunting ring 3 to be dissolved and crystallized, the carbon dioxide rises with the gas to be discharged, the problem that the pipeline is corroded by the acid mist is solved, the service life of the pipeline is prolonged when the pipeline is used, the surface of the pipeline is smooth and cannot drop residues when the pipeline is used, the quality generated by crystallization is reduced, the decomposing layer 16 is filled in the charging barrel 15, the bottom of the charging barrel 15 can be dismounted at any time according to the requirements of a user, on one hand, the refilling of the decomposing layer 16 with reduced functions can be increased, thereby the more convenient acid mist that takes out of changing, filter screen 17 installs the outside at feed cylinder 15, filter screen 17's effect can purify the water that generates after the reaction, make the water after the reaction have certain pure effect, keep the impurity of aquatic to get rid of, thereby increase the purity when crystallization regeneration, filter screen 17 has all been seted up with feed cylinder 15's bottom and has been leaked water hole 22, the design that leaks water hole 22 just with splitter ring 3 looks adaptation, make the rivers after the reaction just drip on splitter ring 3 through leaking water hole 22, the splitter ring 3 of being convenient for is to the dispersion of rivers, splitter hole 18 is seted up on feed cylinder 15, the design of splitter hole 18, make the quick inside that link up to feed cylinder 15 of acid mist smuggleing secretly in the coal gas, accelerate the reaction of decomposition layer 16 and acid mist.

Wherein, the support 4 is provided with a vent hole 8, the scraper 7 is provided with a through hole 9, the design of the vent hole 8 and the through hole 9 can reduce the resistance of the support 4 and the scraper 7 to the coal gas when discharging as much as possible, the scraper 7 is positioned above the splitter ring 3, the end part of the scraper 7 is in a blade shape, the outer part of the splitter ring 3 is provided with a plurality of gaps, and the splitter ring 3 is in a downward inclination shape, when the coal gas drives the scraper 7 to rotate in the ascending process, so that the scraper 7 scrapes off the water flow on the splitter ring 3, and the water flow is uniformly diffused to the outer ring of the splitter ring 3, because the splitter ring 3 is provided with the gaps, the water flow drops to the pipe wall through the gaps, and is influenced by gravity, automatically drops downwards, crystals adhered to the pipe wall are removed in the dropping process, so that the crystals on the pipe wall are dissolved, the smoothness degree of the pipe is kept to be consistent, solves the problem of large resistance when the coal gas is discharged.

Wherein, two sets of positioning seats 10 are installed at the inner wall department of flow distribution ring 3, install threaded rod 11 in two sets of positioning seats 10, threaded rod 11 can control the angle that bracing piece 12 supported, make bracing piece 12 remain the angle of downward sloping unchangeable all the time, make feed cylinder 15 be located the middle part of gas outlet pipe 2 all the time, increase the area of contact of coal gas and decomposition layer 16, thereby get rid of the acid mist smugglied secretly in the coal gas fast, all be connected with bracing piece 12 between two sets of positioning seats 10, the side of positioning seat 10 is connected with position sleeve 13, position sleeve 13 meets with the outer wall of sleeve pipe 14, position sleeve 13 is the joint state with sleeve pipe 14, can fix sleeve pipe 14 or dismantle sleeve pipe 14 through position sleeve 13, be convenient.

Wherein, install stopper 19 on the position sleeve 13, threaded connection has screw rod 20 on the stopper 19, and a screw rod 20 is connected with two stoppers 19, and apron 21 is installed on the top of sleeve pipe 14, keeps the stability of sleeve pipe 14 in use for also can keep initial position unchangeable when sleeve pipe 14 receives the ascending dynamics of coal gas, makes feed cylinder 15 all the time downwards perpendicular to be in the middle part of coal gas outlet pipe 2, and the effect of apron 21 can open sleeve pipe 14 thereupon, is convenient for decompose the packing of layer 16.

The working principle is that when the coal gas carries a certain amount of acid mist in the rising process, the scraper 7 is driven to rotate by the rising force of the coal gas, the rising coal gas continuously rises and flows to the charging barrel 15, the air flow flows into the charging barrel 15 through the diversion hole 18 to chemically react with the decomposition layer 16, the decomposition layer neutralizes the acid after reaction to generate water and carbon dioxide, the generated water drops downwards through the water leakage hole 22 under the influence of gravity and drops on the diversion ring 3, the water on the diversion ring 3 is continuously scraped to the outer edge of the diversion ring 3 due to the blade type design and continuous rotation of the scraper 7, the water flows downwards through the notches on the diversion ring 3 and drops on the inner wall of the coal gas outlet pipe 2 through different notches to decompose crystals on the coal gas outlet pipe 2, when the efficacy of the decomposition layer 16 is gradually reduced, the screw 11 is screwed to pull the cover plate 21 to rise upwards, at this time, the screw 20 is screwed again to loosen the fixation of the positioning sleeve 13, the positioning sleeve is taken out through the material barrel 15, then a new decomposition layer 16 is replaced, and the material barrel 15 is installed to the initial position.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a deacidification device of fountain saturator, includes ware body (1), coal gas outlet pipe (2), its characterized in that: the shunting device consists of a shunting ring (3), a bracket (4), a supporting seat (5), a rotating rod (6) and a scraper (7), the brackets (4) are annularly arranged inside the shunting ring (3), the supporting seat (5) is arranged at the end parts of the plurality of annular brackets (4), the rotating rod (6) is arranged on the supporting seat (5), the scraper (7) is arranged at the outer ring of the supporting seat (5), the acid removing device consists of a sleeve (14), a charging barrel (15), a decomposition layer (16), a filter screen (17) and a shunting hole (18), the charging barrel (15) is communicated with the bottom end of the sleeve (14), the decomposition layer (16) is filled in the charging barrel (15), the filter screen (17) is arranged outside the charging barrel (15), water leakage holes (22) are formed in the bottoms of the filter screen (17) and the charging barrel (15), and the shunting holes (18) are formed in the charging barrel (15);

the utility model discloses a scraper blade, including support (4), scraper blade (7), the tip shape of scraper blade (7) is the blade type, the outside of splitter ring (3) is equipped with a plurality of breach, and the shape of splitter ring (3) is the downward sloping, the ventilation hole (8) have been seted up on support (4), through-hole (9) have been seted up on scraper blade (7), scraper blade (7) are located the top of splitter ring (3), the tip shape of scraper blade (7) is.

2. The acid removal device of the spray saturator of claim 1, wherein: two groups of positioning seats (10) are installed on the inner wall of the flow distribution ring (3), threaded rods (11) are installed in the two groups of positioning seats (10), supporting rods (12) are connected between the two groups of positioning seats (10), positioning sleeves (13) are connected to the side faces of the positioning seats (10), and the positioning sleeves (13) are connected with the outer wall of the sleeve (14).

3. The acid removal device of the spray saturator as claimed in claim 2, wherein: install stopper (19) on position sleeve (13), threaded connection has screw rod (20) on stopper (19), one screw rod (20) are connected with two stopper (19), apron (21) are installed on the top of sleeve pipe (14).